Death Card locations
The Death Cards can be found at the following locations. Collect a Death Card to unlock its effect in Co-op mode.

ThunderMission: Semper Fi (Eight of Hearts)
Effect: Headshots cause enemies to explode
Location: At the very beginning after leaving the shack, you will see another shack to the right. The card is inside.
Hard HeadedMission: Little Resistance (Four of Clubs)
Effect: Enemies take less bullet damage
Location: At the end of the mission before going into the last building, look to the right. The card is in a corner of bushes.
Suicide KingMission: Hard Landing (King of Hearts)
Effect: Fire explosive pistol rounds while downed
Location: About halfway through the mission you will see a big building with a mini-trench outside. Enter the building, and go into the lower level. The card is to the right when you go into the room with the stairs.
Cold Dead HandsMission: Vendetta (Five of Diamonds)
Effect: Enemies take their weapons with them to the grave
Location: After the sniper section at the first part of the mission, Reznov will lead you through a building. Follow the bar around to the end to find the card.
Sticks & StonesMission: Their Land, Their Blood (Joker)
Effect: Your weapon arsenal consists of a knife and rocks
Location: Destroy the tanks, and go through the barn. Search the stalls to your right to find the card.
VampireMission: Burn ’em Out (Queen of Hearts)
Effect: Can only recharge your health by getting kills
Location: Just before the second mortar position is a bunker to the left. The card is inside.
Flak JacketMission: Relentless (Nine of Diamonds)
Effect: Enemies take less explosive damage
Location: At the end of the mission, take either the left or right path. Eventually the paths will reconnect. The card is about halfway down the path.
Body ArmorMission: Ring of Steel (Jack of Spades)
Effect: Enemies die by headshot only
Location: Enter the asylum, the immediately go to the left. The card is in the far bottom left corner.
Undead SoldierMission: Eviction (Ace of Spades)
Effect: Enemies come back from the dead
Location: During the first half of the mission, just after the kitchen area, you will eventually see a room to your right that has a large hole in it. Drop down to find the card.
PainkillerMission: Blowtorch & Corkscrew (Ten of Clubs)
Effect: Shoot downed Co-op teammates to revive them
Location: Go to the left as you move toward the second bunker. A Japanese soldier hanging upside down is near the card.
BerserkerMission: Breaking Point (Three of Diamonds)
Effect: Get three kills in five seconds to become Berserk
Location: Clear all four mortar pits, then go to the small shack in the south of this area. The card is inside.
PaintballMission: Heart of the Reich (Six of Clubs)
Effect: Paintball guns
Location: The card is in the closed-off subway entrance across the street from the start of the mission.
VictoryMission: Downfall (Two of Spades)
Effect: Limits your HUD, turns on friendly fire, and bleed out in half the time
Location: Before you get to the theater, some of your allies will break through a door to your right. The card is past that door.

Achievements:

Carlson’s Raiders (10 points): Complete ‘Semper Fi’ on any difficulty. (Solo only) Stormed Peleliu (15 points): Establish a beachhead on the island of Peleliu on any difficulty. (Solo only) The Last Stand (20 points): Survive the land and air conflict surrounding Okinawa on any difficulty. (Solo only) Stabbed in the Heart (20 points): Complete all missions on the Eastern Front on any difficulty setting. (Solo only) Get Your Hands Dirty (30 points): Complete ‘Semper Fi’ on Veteran difficulty. (Solo only) Saved Private Ryan (10 points): Save the soldier before he burns to death. (Solo or co-op) Bloody Peleliu (30 points): Complete ‘Little Resistance’ on Veteran difficulty. (Solo only) Weapon of Mass Destruction (15 points): Radio in a naval bombardment that kills at least 4 Japanese soldiers. (Solo or co-op) The Sword Is Broken (30 points): Complete ‘Hard Landing’ on Veteran difficulty. (Solo only) No Safe Place (15 points): Burn an enemy out of a tree with the flamethrower in ‘Hard Landing’ (Solo or co-op) Architect (30 points): Complete ‘Vendetta’ on Veteran difficulty. (Solo only) The Professional (15 points): Shoot all of Amsel’s henchmen, including their attack dog, without reloading. (Solo only) Gunslinger (15 points): Assassinate General Amsel with a pistol shot. (Solo only) The Hammer Strikes (30 points): Complete ‘Their Land, Their Blood’ on Veteran difficulty. (Solo only) Scorched Earth (30 points): Complete ‘Burn’em Out’ on Veteran difficulty. (Solo only) Firestarter (15 points): Complete a mission using only the flamethrower. Melee, grenades and explosives are OK. (Solo or co-op) Fearless (30 points): Complete ‘Relentless’ on Veteran difficulty. (Solo only) Hell on Wheels (30 points): Complete ‘Blood and Iron’ on Veteran difficulty. (Solo only) Iron Fist (15 points): Destroy all towers and bunkers in ‘Blood and Iron’. (Solo or co-op) No Return (30 points): Complete ‘Ring of Steel’ on Veteran difficulty. (Solo only) Ruthless (15 points): Kill 15 enemies while mounted on a tank in ‘Ring of Steel’. (Solo or co-op) When It Rains, It Pours (30 points): Complete ‘Eviction’ on Veteran difficulty. (Solo only) Shot in the Dark (10 points): Kill 10 enemies while the lights are out in the subway in ‘Eviction’. (Solo or co-op) One Bad Gato (30 points): Complete ‘Black Cats’ on Veteran difficulty. (Solo only) The Sum of All Zeros (15 points): Down 45 Japanese Zeros in ‘Black Cats’. (Solo only) Lights Out! (10 points): In ‘Black Cats’, blast out all of the spot lights in the Japanese cargo convoy. (Solo only) Blowtorch & Corkscrew (30 points): Complete ‘Blowtorch & Corkscrew’ on Veteran difficulty. (Solo only) Setting of the Sun (30 points): Complete ‘Breaking Point’ on Veteran difficulty. (Solo only) Mortar-dom (10 points): Kill 8 Japanese with thrown mortars in ‘Breaking Point’. (Solo or co-op) Guardian Angel (10 points): In the final battle for Okinawa, save Sergeant Roebuck. (Solo or co-op) For the Motherland (30 points): Complete ‘Heart of the Reich’ on Veteran difficulty. (Solo only) Bearing the Burden (30 points): Complete ‘Downfall’ on Veteran difficulty. (Solo only) Rough Economy (15 points): Kill 3 enemies with a single bullet. (Solo or co-op) Close Shave (10 points): Survive a Banzai attack. (Solo only) Snake in the Grass (15 points): Take out a Japanese soldier while he is lying in wait in the grass. (Solo or co-op) Grave Robber (15 points): Collect all Death Cards in the game. (Solo only) Kamikaze (15 points): Complete any level on Regular difficulty or higher using only melee and grenades. (Solo only) Throw a Six and a Half (15 points): On Hardened or Veteran difficulty, complete a level without dying. (Solo only) Purple Heart (5 points): When staring into the face of adversity, show courage and persevere. War Hero (40 points): Complete the game on any difficulty. (Solo only) Hardened War Hero (100 points): Complete the game on Hardened or Veteran difficulty. (Solo only) Get Your Left Foot Wet (30 points): Complete a match in Campaign Co-Op mode over Xbox LIVE. (Online co-op only) Get Your Right Foot Wet (30 points): Complete a match in Competitive Co-Op mode over Xbox LIVE. (Online co-op only) Blue Ribbon (25 points): Complete a 4-player Competitive Co-Op match in 1st place over Xbox LIVE. (Online co-op only)